TORICH INTERNATIONAL LIMITED
| Surface | Polish |
| Material | TP304H, TP309H, TP310H, TP310HCb, TP316H, TP321H, TP347H, TP348H |
| OD | 10.29-762.0mm |
| WT | 1.24-12.7mm |
| Length | 4.6-7.4m |
| Usage | Boiler and Superheater |
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, |
| Supply Ability | 20000Tons per Year |
| Delivery Time | 30-45 work days |
| Packaging Details | Austenitic Stainless Steel Pipe in wooden boxes or hexagonal bundles in seaworthy packing. |
| Brand Name | TORICH |
| Model Number | ASTM A312 |
| Certification | ISO9001,ISO14001,TS16949 |
| Place of Origin | ZHEJIANG, CHINA |
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Product Specification
| Surface | Polish | Material | TP304H, TP309H, TP310H, TP310HCb, TP316H, TP321H, TP347H, TP348H |
| OD | 10.29-762.0mm | WT | 1.24-12.7mm |
| Length | 4.6-7.4m | Usage | Boiler and Superheater |
| Payment Terms | L/C, D/A, D/P, T/T, Western Union, | Supply Ability | 20000Tons per Year |
| Delivery Time | 30-45 work days | Packaging Details | Austenitic Stainless Steel Pipe in wooden boxes or hexagonal bundles in seaworthy packing. |
| Brand Name | TORICH | Model Number | ASTM A312 |
| Certification | ISO9001,ISO14001,TS16949 | Place of Origin | ZHEJIANG, CHINA |
| High Light | stainless steel round tube ，large diameter stainless steel tube | ||
TORICH ASTMA312 Seamless Heavily Cold Worked Austenitic Stainless SteelPipe
Standard: ASTM A312, ASTM A262, ASTM A370, ASTM A941, ASTM A999/A999M, ASTM A1016/A1016M, E112, E381, ANSI B1.20.1, B36.10, B36.19, AWS A5.9, SAE J1086
Material: TP304H, TP304H, TP309HCb, TP310H, TP310HCb, TP316H, TP347H, TP348H
OD: 10.29-762.0mm
WT: 1.24-12.7mm
Usage: This standard covers seamless austenitic stainless steel pipe for hign-temperature and general corrosive service.
Note: Special steel grade is also available, according to customer request.
Chemical Requirements
| TP304H | TP309H | TP309HCb | TP310H | TP310HCb | TP316H | TP347H | TP348H | |
| C | 0.04-0.10 | 0.04-0.10 | 0.04-0.10 | 0.04-0.10 | 0.04-0.10 | 0.04-0.10 | 0.04-0.10 | 0.04-0.10 |
| Mn | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 | 2.00 |
| P | 0.045 | 0.045 | 0.045 | 0.045 | 0.045 | 0.045 | 0.045 | 0.045 |
| S | 0.030 | 0.030 | 0.030 | 0.030 | 0.030 | 0.030 | 0.030 | 0030 |
| Si | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
| Cr | 18.0-20.0 | 22.0-24.0 | 22.0-24.0 | 24.0-26.0 | 24.0-26.0 | 16.0-18.0 | 17.0-19.0 | 17.0-19.0 |
| Ni | 8.0-11.0 | 12.0-15.0 | 12.0-16.0 | 19.0-22.0 | 19.0-22.0 | 11.0-14.0 | 9.0-13.0 | 9.0-13.0 |
| Mo | - | - | 0.75 | - | 0.75 | 2.00-3.00 | - | - |
| Ti | - | - | - | - | - | - | - | - |
| Nb | - | - | 10xC min, 1 10 max | - | 10xC min, 1 10 max | - | - | - |
| Ta | - | - | - | - | - | - | - | 0.10 |
| N | - | - | - | - | - | - | - | - |
| V | - | - | - | - | - | - | - | - |
| Cu | - | - | - | - | - | - | - | - |
| Ce | - | - | - | - | - | - | - | - |
| B | - | - | - | - | - | - | - | - |
| Al | - | - | - | - | - | - | - | - |
| Other | - | - | - | - | - | - | - | - |
Permitted Variations in Wall Thickness
| NPS Designator | Over | Under |
| 1/8 to 2 1/2 incl., all t/D ratios | 20.0 | 12.5 |
| 3 to 8 incl., t/D up to 5% incl. | 22.5 | 12.5 |
| 3 to 8 incl., t/D > 5% | 15.0 | 12.5 |
| 20andlarger, welded,allt/Dratios | 17.5 | 12.5 |
| 20andlarger, seamless,t/Dupto5%incl. | 22.5 | 12.5 |
| 20andlarger, seamless,t/D>5% | 15.0 | 12.5 |
Q: Are you trading company or manufacturer ?
A: A professional steel pipes materials inventor, manufacturer and solution provider
Q: How long is your delivery time?
A: Generally it is 7-14 days if the goods are in stock. or it is 30-60 days if the goods are not in stock, and it is according to quantity.
Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but you need to pay the cost of freight.
Q: What is your terms of payment ?
A: Payment<=1000USD, 100% in advance. Payment>=1000USD, 30% T/T in advance , balance before shippment.
If you have another question, pls feel free to contact us
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Importer,Exporter,Trading Company,Seller
Year Established:
1997
Total Annual:
25000000-30000000
Employee Number:
100~200
Ecer Certification：
Verified Supplier
Company Overview A Professional Steel Tube Manufacturer and Solution Provider TORICH INTERNATIONAL LIMITED integrates steel tube manufacturing, international trade, warehousing, technical support and customized processing. Our manufacturing operations cover cold drawing, cold rolling, heat treat... Company Overview A Professional Steel Tube Manufacturer and Solution Provider TORICH INTERNATIONAL LIMITED integrates steel tube manufacturing, international trade, warehousing, technical support and customized processing. Our manufacturing operations cover cold drawing, cold rolling, heat treat...
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